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Hexaware Data Engineer Interview Questions

The questions to prepare for a Hexaware Data Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
CodingStart here. 5 questions · ~46 min
Generate Fibonacci SeriesEasy
Practice
Recently asked

Generate the first n Fibonacci numbers using an iterative algorithm.

Basic AlgorithmsloopsHHexaware
Broadcast Join in SparkMedium
Recently asked

Evaluates knowledge of Spark join strategies and performance tradeoffs.

data engineeringsparkHHexaware
Spark Job OptimizationMedium
Recently asked

Tests your ability to improve Spark performance through tuning and execution strategy.

data engineeringsparkHHexaware
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2
Pipelines10 questions · ~91 min
SCD, CDC, and Time TravelMedium
Recently asked

Evaluates data modeling and change-data handling strategies for reliable historical analytics.

HHexaware
Medallion Architecture DesignMedium
Recently asked

Evaluates your approach to structuring data for quality, governance, and consumption.

medallion architecturedata engineeringHHexaware
Design Change Data CaptureMedium
Recently asked

Assesses CDC design decisions and how you implement them in data pipelines.

data engineeringHHexaware
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3
More topics2 questions · ~18 min
Spark SQL Join OptimizationHard
Recently asked

Assesses advanced Spark SQL performance tuning for join-heavy workloads.

sqloptimizationHHexaware
AWS Glue ExperienceMedium
Recently asked

Assesses hands-on experience with AWS Glue and practical ETL/data integration decisions.

HHexaware
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Second Highest Trader SalaryEasy
Practice
Practice drill

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingeClinicalWorksNNeenOpal CanadaInformatica
Window Functions Rolling ComparisonHard
Practice
Practice drill

Compute each user's seven-day activity average and compare it with the corresponding rolling average from the prior week.

Window FunctionsLag/LeadData ManipulationFactoredgglobal pharmaceuticalFFrontier AI Labs
Data Engineering Concepts and In-Depth SQL/PythonEasy
Practice
Practice drill

Summarize SQL concepts by interview round, including rounds without SQL topics and average planned depth.

JoinsData Manipulationdata engineeringEXL Service
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